156960986120

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1213741}}^1$

素因数の和:1213866

約数の個数: 64

約数和(自身を含む): 365724739440

約数和(自身を除く): 208763753320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 61, 106, 122, 212, 244, 265, 305, 424, 488, 530, 610, 1060, 1220, 2120, 2440, 3233, 6466, 12932, 16165, 25864, 32330, 64660, 129320, 1213741, 2427482, 4854964, 6068705, 9709928, 12137410, 24274820, 48549640, 64328273, 74038201, 128656546, 148076402, 257313092, 296152804, 321641365, 370191005, 514626184, 592305608, 643282730, 740382010, 1286565460, 1480764020, 2573130920, 2961528040, 3924024653, 7848049306, 15696098612, 19620123265, 31392197224, 39240246530, 78480493060, 156960986120]

約数ペア:

[(1, 156960986120), (2, 78480493060), (4, 39240246530), (5, 31392197224), (8, 19620123265), (10, 15696098612), (20, 7848049306), (40, 3924024653), (53, 2961528040), (61, 2573130920), (106, 1480764020), (122, 1286565460), (212, 740382010), (244, 643282730), (265, 592305608), (305, 514626184), (424, 370191005), (488, 321641365), (530, 296152804), (610, 257313092), (1060, 148076402), (1220, 128656546), (2120, 74038201), (2440, 64328273), (3233, 48549640), (6466, 24274820), (12932, 12137410), (16165, 9709928), (25864, 6068705), (32330, 4854964), (64660, 2427482), (129320, 1213741)]